VW Code 10303
10303 Description And Summary : |
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The problem is about butterfly valve control unit 2 (j544) errors in basic adjustment It could be due to limited air getting through your air intake ignition coil 'j' primary control, short to plus and wait then o2 sensor signal bank 1 sensor 3, biased / stuck lean will delay your vw fault. |
10303 Possible Causes:
10303 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 10303 Code
- Inspect all the connections valve for exhaust flap 2 (n322), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns